Compute Engine Management with Puppet, Chef, Salt, and Ansible
https://cloud.google.com/developers/articles/google-compute-engine-management-puppet-chef-salt-ansible/

Moving away from Puppet: SaltStack or Ansible?
http://ryandlane.com/blog/2014/08/04/moving-away-from-puppet-saltstack-or-ansible/

Puppet, Chef 는 Ruby

Salt, Ansible은 Python

How do I update pip itself
http://stackoverflow.com/questions/15221473/how-do-i-update-pip-itself-from-inside-my-virtual-environment

pandas/src/numpy_helper.h: In function ‘get_datetime64_value’:

위와 같은 에러가 발생하면

numpy 버전이 낮아서 발생하는 문제.

http://stackoverflow.com/questions/20586314/issues-installing-pandas-command-llvm-gcc-4-2-failed-with-exit-status-1

해결방법:
pip install --upgrade numpy
pip install pandas

Travis CI 소개
http://blog.outsider.ne.kr/779
http://blog.outsider.ne.kr/780

Using Vagrant on headless CentOS/RHEL
https://coderwall.com/p/kmu73w

# Add Virtual Box yum repo
sudo curl http://download.virtualbox.org/virtualbox/rpm/el/virtualbox.repo > /etc/yum.repos.d/virtualbox.repo

# Install VirtualBox
sudo yum install VirtualBox-4.2

# Install Vagrant via RPM (obtain URL of version you want via http://downloads.vagrantup.com/)
curl http://files.vagrantup.com/packages/b12c7e8814171c1295ef82416ffe51e8a168a244/vagrant_1.3.1_x86_64.rpm -o vagrant-1.3.1.rpm

# Install Vagrant
sudo rpm -i vagrant-1.3.1.rpm

How to Create and Share a Vagrant Base Box
http://www.sitepoint.com/create-share-vagrant-base-box/

Bash history without line numbers
http://stackoverflow.com/questions/7110119/bash-history-without-line-numbers

history | cut -d" " -f6-

참고:

http://moo.nac.uci.edu/~hjm/fhgfs_vs_gluster.html#_summary

vagrand cloud

https://vagrantcloud.com/discover/featured

Sicher
https://play.google.com/store/apps/details?id=de.shapeservices.sicher

Threema
https://play.google.com/store/apps/details?id=ch.threema.app

김승주 고려대 교수 "자체 암호화기술 구축…보안 위협 존재해"
http://news.naver.com/main/read.nhn?mode=LSD&mid=shm&sid1=105&oid=421&aid=0001052095